Norqain ETA 2824 User Manual, International Warranty page 21

Check the following chart to discover the technical information of your model.
Warranty (in years)
Power Reserve (in hours)
Additional Features
Balance Frequency (vibrations per hour/Hz)
COSC-Certified
*More information on page 25
T E C H N I C A L I N F O R M A T I O N : G M T
NN20/2
Manufacture Calibre GMT
*
4+1
70
Date
28,800/4
YES
21